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Sony Kabushiki Kaisha

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USPTO Granted Patents = 27

Trademarks = 53

Forward Citations = 545

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33 inventors (with patents filed for the assignee):

Michiaki Sugiyama (4 out of 53 patents)

Keiichi Tsutsui (4 out of 54 patents)

Yoshitaka Aoki (4 out of 44 patents)

4. Takashi Totsuka (4 out of 64 patents)

5. Hirotaka Nishizawa (4 out of 77 patents)

6. Kenji Osawa (4 out of 35 patents)

7. Tamaki Wada (4 out of 67 patents)

8. Junichiro Osako (4 out of 34 patents)

9. Takashi Ikenaga (4 out of 45 patents)

10. Yasuaki Isonaga (3 out of 46 patents)

11. Kaoru Sumita (3 out of 54 patents)

12. Kazushi Kirihara (2 out of 13 patents)

13. Keita Shirakami (2 out of 2 patents)

14. Shigeyuki Kazama (1 out of 7 patents)

15. Daisuke Ishii (1 out of 98 patents)

Core Competencies:

Video Camera

Memory Card

Audio Cassette

Television Receiver

Digital Audio Disc

Optical Magnetic Disc

Signal Processor

Speaker Box

Data Recorder

Printer

Magnetic Head

Cassette Tape Player

27 patents: Sort by Forward Citations

1. D595312 - Icon for a display screen (2009-06-30),

2. D581932 - Memory card (2008-12-02),

3. D556764 - Memory card (2007-12-04),

4. D552099 - Memory card (2007-10-02),

5. D552098 - Memory card (2007-10-02),

6. D429267 - Video camera combined with video tape recorder (2000-08-08),

7. D417091 - Audio cassette tape case (1999-11-30),

8. D412166 - Television receiver (1999-07-20),

9. D400532 - Digital audio disc player combined with radio receiver and tape recorder (1998-11-03),

10. D400529 - Cassett tape player with radio tuner for car audio (1998-11-03),

11. D399500 - Recording player for optical magnetic disc (1998-10-13),

12. D398613 - Magnetic head (1998-09-22),

13. D396859 - Optical magnetic disc player combined with radio receiver and tape (1998-08-11),

14. D395309 - Magnetic disc recorder (1998-06-16),

15. D394273 - Video camera combined with video tape recorder (1998-05-12),

Company Overview

Sony Kabushiki Kaisha, headquartered in Tokyo, is a global leader in the development and manufacturing of electronics, gaming, entertainment, and financial services. The company specializes in a diverse range of products, including consumer electronics, gaming consoles, and professional audio-visual equipment. With a strong focus on innovation, Sony invests in cutting-edge technologies such as artificial intelligence, cloud computing, and immersive entertainment experiences, catering to a worldwide audience and enhancing digital lifestyles.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 3 2026

27 Patents

#1,138 in Tokyo

#2,458 in Japan

#24,055 in the World

Sony Kabushiki Kaisha

Forward Citations = 545

33 inventors:

Michiaki Sugiyama (4 out of 53 patents)

Keiichi Tsutsui (4 out of 54 patents)

Yoshitaka Aoki (4 out of 44 patents)

4. Takashi Totsuka (4 out of 64 patents)

5. Hirotaka Nishizawa (4 out of 77 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sony Kabushiki Kaisha. Retrieved from https://idiyas.com/company/sony-kabushiki-kaisha

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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